diff options
| author | John Hassey <hassey@gnu.org> | 1993-05-12 21:22:50 +0000 |
|---|---|---|
| committer | John Hassey <hassey@gnu.org> | 1993-05-12 21:22:50 +0000 |
| commit | 903a89144e257229fd2fb190353386ada36318a0 (patch) | |
| tree | 012686188ad3bcbd94bd3db2e79abc76de133889 | |
| parent | ef39bb951c50c757ca7f394ef8c832608ea2054f (diff) | |
| download | gcc-903a89144e257229fd2fb190353386ada36318a0.zip gcc-903a89144e257229fd2fb190353386ada36318a0.tar.gz gcc-903a89144e257229fd2fb190353386ada36318a0.tar.bz2 | |
(REG_OK_FOR_BASE_P REG_OK_FOR_INDEX_P): Don't use extended registers for base or index.
From-SVN: r4433
| -rw-r--r-- | gcc/config/m88k/m88k.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/gcc/config/m88k/m88k.h b/gcc/config/m88k/m88k.h index dacead4..2fbd069 100644 --- a/gcc/config/m88k/m88k.h +++ b/gcc/config/m88k/m88k.h @@ -654,6 +654,9 @@ extern char * reg_names[]; /* INSN_CLOBBERS_REGNO_P(INSN, REGNO) 0 */ /* PRESERVE_DEATH_INFO_REGNO_P(REGNO) 0 */ +/* True if register is an extended register. */ +#define XRF_REGNO_P(N) ((N) < FIRST_PSEUDO_REGISTER && (N) >= FIRST_EXTENDED_REGISTER) + /* Return number of consecutive hard regs needed starting at reg REGNO to hold something of mode MODE. This is ordinarily the length in words of a value of mode MODE @@ -1361,10 +1364,11 @@ enum reg_class { NO_REGS, AP_REG, XRF_REGS, GENERAL_REGS, AGRF_REGS, /* Nonzero if X is a hard reg that can be used as an index or if it is a pseudo reg. Not the argument pointer. */ -#define REG_OK_FOR_INDEX_P(X) (X) +#define REG_OK_FOR_INDEX_P(X) \ + (!XRF_REGNO_P(REGNO (X))) /* Nonzero if X is a hard reg that can be used as a base reg or if it is a pseudo reg. */ -#define REG_OK_FOR_BASE_P(X) (1) +#define REG_OK_FOR_BASE_P(X) (REG_OK_FOR_INDEX_P (X)) #else |